Physical Education and sports, being an integral part of education, have also experienced the impact of scientific advancement. Now the sportsman have been able to give outstanding performance because of involvement of new scientifically substantiated training methods and means of execution of sports exercises such as sports techniques and tactics, improvement of sports gears and equipments, as well as other components and conditions of the system of sports training. Physical characteristics has been of great significance in the lives of human beings form times immemorial. In the pre historic times, physical fineness was the key element for the survival of a human being. People during those times were confronted with hostile environment and only fit individuals could survive. Physiological fitness must be development to bring out the best possible performance of a team or an athlete. Coaches and physical education teachers appear to have difficulty in understanding how to interpret the physiology of energy sources and how to use this information to improve the physical conditioning of their athletes and students.